condition	mean	min	max
4 h after light	15.976849999999999	14.7541	17.1996
8 h after light	18.63345	17.2183	20.0486
12 h after light	22.194850000000002	21.9602	22.4295
4 h after dark	29.654000000000003	26.7737	32.5343
8 h after dark	28.1311	27.9349	28.3273
12 h after dark	22.55305	22.0643	23.0418